guy 7 years ago
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commit
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  1. 558
      utils/utils.js

558
utils/utils.js

@ -2155,7 +2155,563 @@ _.extend(String, {
return args[i]; return args[i];
}); });
} }
});/** });
/** Constants used for time computations */
Date.SECOND = 1000;
Date.MINUTE = 60 * Date.SECOND;
Date.HOUR = 60 * Date.MINUTE;
Date.DAY = 24 * Date.HOUR;
Date.WEEK = 7 * Date.DAY;
/**
* 获取时区
* @returns {String}
*/
Date.prototype.getTimezone = function () {
return this.toString().replace(/^.* (?:\((.*)\)|([A-Z]{1,4})(?:[\-+][0-9]{4})?(?: -?\d+)?)$/, "$1$2").replace(/[^A-Z]/g, "");
};
/** Returns the number of days in the current month */
Date.prototype.getMonthDays = function (month) {
var year = this.getFullYear();
if (typeof month === "undefined") {
month = this.getMonth();
}
if (((0 == (year % 4)) && ( (0 != (year % 100)) || (0 == (year % 400)))) && month == 1) {
return 29;
}
return Date._MD[month];
};
/**
* 获取每月的最后一天
* @returns {Date}
*/
Date.prototype.getLastDateOfMonth = function () {
return Date.getDate(this.getFullYear(), this.getMonth(), this.getMonthDays());
};
/** Returns the number of day in the year. */
Date.prototype.getDayOfYear = function () {
var now = Date.getDate(this.getFullYear(), this.getMonth(), this.getDate(), 0, 0, 0);
var then = Date.getDate(this.getFullYear(), 0, 0, 0, 0, 0);
var time = now - then;
return Math.floor(time / Date.DAY);
};
/** Returns the number of the week in year, as defined in ISO 8601. */
Date.prototype.getWeekNumber = function () {
var d = Date.getDate(this.getFullYear(), this.getMonth(), this.getDate(), 0, 0, 0);
// 周一是一周第一天
var week = d.getDay() === 0 ? 7 : d.getDay();
// var week = d.getDay();
if (this.getMonth() === 0 && this.getDate() <= week) {
return 1;
}
d.setDate(this.getDate() - (week - 1));
var ms = d.valueOf(); // GMT
d.setMonth(0);
d.setDate(1);
var offset = Math.floor((ms - d.valueOf()) / (7 * 864e5)) + 1;
if (d.getDay() !== 1) {
offset++;
}
return offset;
};
Date.prototype.getQuarter = function () {
return Math.floor(this.getMonth() / 3) + 1;
};
// 离当前时间多少天的时间
Date.prototype.getOffsetDate = function (offset) {
return Date.getDate(Date.getTime(this.getFullYear(), this.getMonth(), this.getDate(), this.getHours(), this.getMinutes(), this.getSeconds()) + offset * 864e5);
};
Date.prototype.getAfterMulQuarter = function (n) {
var dt = Date.getDate(Date.getTime(this.getFullYear(), this.getMonth(), this.getDate(), this.getHours(), this.getMinutes(), this.getSeconds()));
dt.setMonth(dt.getMonth() + n * 3);
return dt;
};
// 获得n个季度前的日期
Date.prototype.getBeforeMulQuarter = function (n) {
var dt = Date.getDate(Date.getTime(this.getFullYear(), this.getMonth(), this.getDate(), this.getHours(), this.getMinutes(), this.getSeconds()));
dt.setMonth(dt.getMonth() - n * 3);
return dt;
};
// 得到本季度的起始月份
Date.prototype.getQuarterStartMonth = function () {
var quarterStartMonth = 0;
var nowMonth = this.getMonth();
if (nowMonth < 3) {
quarterStartMonth = 0;
}
if (2 < nowMonth && nowMonth < 6) {
quarterStartMonth = 3;
}
if (5 < nowMonth && nowMonth < 9) {
quarterStartMonth = 6;
}
if (nowMonth > 8) {
quarterStartMonth = 9;
}
return quarterStartMonth;
};
// 获得本季度的起始日期
Date.prototype.getQuarterStartDate = function () {
return Date.getDate(this.getFullYear(), this.getQuarterStartMonth(), 1);
};
// 得到本季度的结束日期
Date.prototype.getQuarterEndDate = function () {
var quarterEndMonth = this.getQuarterStartMonth() + 2;
return Date.getDate(this.getFullYear(), quarterEndMonth, this.getMonthDays(quarterEndMonth));
};
Date.prototype.getAfterMultiMonth = function (n) {
var dt = Date.getDate(Date.getTime(this.getFullYear(), this.getMonth(), this.getDate(), this.getHours(), this.getMinutes(), this.getSeconds()));
dt.setMonth(dt.getMonth() + n | 0);
return dt;
};
Date.prototype.getBeforeMultiMonth = function (n) {
var dt = Date.getDate(Date.getTime(this.getFullYear(), this.getMonth(), this.getDate(), this.getHours(), this.getMinutes(), this.getSeconds()));
dt.setMonth(dt.getMonth() - n | 0);
return dt;
};
// 指定日期n个月之前或之后的日期
Date.prototype.getOffsetMonth = function (n) {
var dt = Date.getDate(Date.getTime(this.getFullYear(), this.getMonth(), this.getDate(), this.getHours(), this.getMinutes(), this.getSeconds()));
var day = dt.getDate();
var monthDay = Date.getDate(dt.getFullYear(), dt.getMonth() + parseInt(n), 1).getMonthDays();
if (day > monthDay) {
day = monthDay;
}
dt.setDate(day);
dt.setMonth(dt.getMonth() + parseInt(n));
return dt;
};
// 获得本周的起始日期
Date.prototype.getWeekStartDate = function () {
var w = this.getDay();
return this.getOffsetDate(w === 0 ? -6 : 1 - w);
};
// 得到本周的结束日期
Date.prototype.getWeekEndDate = function () {
var w = this.getDay();
return this.getOffsetDate(w === 0 ? 0 : 7 - w);
};
/** Checks date and time equality */
Date.prototype.equalsTo = function (date) {
return ((this.getFullYear() == date.getFullYear()) &&
(this.getMonth() == date.getMonth()) &&
(this.getDate() == date.getDate()) &&
(this.getHours() == date.getHours()) &&
(this.getMinutes() == date.getMinutes()) &&
(this.getSeconds() == date.getSeconds()));
};
/** Set only the year, month, date parts (keep existing time) */
Date.prototype.setDateOnly = function (date) {
var tmp = Date.getDate(date);
this.setDate(1);
this.setFullYear(tmp.getFullYear());
this.setMonth(tmp.getMonth());
this.setDate(tmp.getDate());
};
/** Prints the date in a string according to the given format. */
Date.prototype.print = function (str) {
var m = this.getMonth();
var d = this.getDate();
var y = this.getFullYear();
var wn = this.getWeekNumber();
var qr = this.getQuarter();
var w = this.getDay();
var s = {};
var hr = this.getHours();
var pm = (hr >= 12);
var ir = (pm) ? (hr - 12) : hr;
var dy = this.getDayOfYear();
if (ir == 0) {
ir = 12;
}
var min = this.getMinutes();
var sec = this.getSeconds();
s["%a"] = Date._SDN[w]; // abbreviated weekday name [FIXME: I18N]
s["%A"] = Date._DN[w]; // full weekday name
s["%b"] = Date._SMN[m]; // abbreviated month name [FIXME: I18N]
s["%B"] = Date._MN[m]; // full month name
// FIXME: %c : preferred date and time representation for the current locale
s["%C"] = 1 + Math.floor(y / 100); // the century number
s["%d"] = (d < 10) ? ("0" + d) : d; // the day of the month (range 01 to 31)
s["%e"] = d; // the day of the month (range 1 to 31)
// FIXME: %D : american date style: %m/%d/%y
// FIXME: %E, %F, %G, %g, %h (man strftime)
s["%H"] = (hr < 10) ? ("0" + hr) : hr; // hour, range 00 to 23 (24h format)
s["%I"] = (ir < 10) ? ("0" + ir) : ir; // hour, range 01 to 12 (12h format)
s["%j"] = (dy < 100) ? ((dy < 10) ? ("00" + dy) : ("0" + dy)) : dy; // day of the year (range 001 to 366)
s["%k"] = hr; // hour, range 0 to 23 (24h format)
s["%l"] = ir; // hour, range 1 to 12 (12h format)
s["%X"] = (m < 9) ? ("0" + (1 + m)) : (1 + m); // month, range 01 to 12
s["%x"] = m + 1; // month, range 1 to 12
s["%M"] = (min < 10) ? ("0" + min) : min; // minute, range 00 to 59
s["%n"] = "\n"; // a newline character
s["%p"] = pm ? "PM" : "AM";
s["%P"] = pm ? "pm" : "am";
// FIXME: %r : the time in am/pm notation %I:%M:%S %p
// FIXME: %R : the time in 24-hour notation %H:%M
s["%s"] = Math.floor(this.getTime() / 1000);
s["%S"] = (sec < 10) ? ("0" + sec) : sec; // seconds, range 00 to 59
s["%t"] = "\t"; // a tab character
// FIXME: %T : the time in 24-hour notation (%H:%M:%S)
s["%U"] = s["%W"] = s["%V"] = (wn < 10) ? ("0" + wn) : wn;
s["%u"] = w + 1; // the day of the week (range 1 to 7, 1 = MON)
s["%w"] = w; // the day of the week (range 0 to 6, 0 = SUN)
// FIXME: %x : preferred date representation for the current locale without the time
// FIXME: %X : preferred time representation for the current locale without the date
s["%y"] = ("" + y).substr(2, 2); // year without the century (range 00 to 99)
s["%Y"] = y; // year with the century
s["%%"] = "%"; // a literal '%' character
s["%Q"] = qr;
var re = /%./g;
if (!BI.isKhtml()) {
return str.replace(re, function (par) {
return s[par] || par;
});
}
var a = str.match(re);
for (var i = 0; i < a.length; i++) {
var tmp = s[a[i]];
if (tmp) {
re = new RegExp(a[i], "g");
str = str.replace(re, tmp);
}
}
return str;
};
/**
* 是否是闰年
* @param year
* @returns {boolean}
*/
Date.isLeap = function (year) {
return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;
};
/**
* 检测是否在有效期
*
* @param YY
* @param MM
* @param DD
* @param minDate '1900-01-01'
* @param maxDate '2099-12-31'
* @returns {Array} 若无效返回无效状态
*/
Date.checkVoid = function (YY, MM, DD, minDate, maxDate) {
var back = [];
YY = YY | 0;
MM = MM | 0;
DD = DD | 0;
minDate = BI.isString(minDate) ? minDate.match(/\d+/g) : minDate;
maxDate = BI.isString(maxDate) ? maxDate.match(/\d+/g) : maxDate;
if (YY < minDate[0]) {
back = ["y"];
} else if (YY > maxDate[0]) {
back = ["y", 1];
} else if (YY >= minDate[0] && YY <= maxDate[0]) {
if (YY == minDate[0]) {
if (MM < minDate[1]) {
back = ["m"];
} else if (MM == minDate[1]) {
if (DD < minDate[2]) {
back = ["d"];
}
}
}
if (YY == maxDate[0]) {
if (MM > maxDate[1]) {
back = ["m", 1];
} else if (MM == maxDate[1]) {
if (DD > maxDate[2]) {
back = ["d", 1];
}
}
}
}
return back;
};
Date.checkLegal = function (str) {
var ar = str.match(/\d+/g);
var YY = ar[0] | 0, MM = ar[1] | 0, DD = ar[2] | 0;
if (ar.length <= 1) {
return true;
}
if (ar.length <= 2) {
return MM >= 1 && MM <= 12;
}
var MD = Date._MD.slice(0);
MD[1] = Date.isLeap(YY) ? 29 : 28;
return MM >= 1 && MM <= 12 && DD <= MD[MM - 1];
};
Date.parseDateTime = function (str, fmt) {
var today = Date.getDate();
var y = 0;
var m = 0;
var d = 1;
// wei : 对于fmt为‘YYYYMM’或者‘YYYYMMdd’的格式,str的值为类似'201111'的形式,因为年月之间没有分隔符,所以正则表达式分割无效,导致bug7376。
var a = str.split(/\W+/);
if (fmt.toLowerCase() == "%y%x" || fmt.toLowerCase() == "%y%x%d") {
var yearlength = 4;
var otherlength = 2;
a[0] = str.substring(0, yearlength);
a[1] = str.substring(yearlength, yearlength + otherlength);
a[2] = str.substring(yearlength + otherlength, yearlength + otherlength * 2);
}
var b = fmt.match(/%./g);
var i = 0, j = 0;
var hr = 0;
var min = 0;
var sec = 0;
for (i = 0; i < a.length; ++i) {
switch (b[i]) {
case "%d":
case "%e":
d = parseInt(a[i], 10);
break;
case "%X":
m = parseInt(a[i], 10) - 1;
break;
case "%x":
m = parseInt(a[i], 10) - 1;
break;
case "%Y":
case "%y":
y = parseInt(a[i], 10);
(y < 100) && (y += (y > 29) ? 1900 : 2000);
break;
case "%b":
case "%B":
for (j = 0; j < 12; ++j) {
if (Date._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) {
m = j;
break;
}
}
break;
case "%H":
case "%I":
case "%k":
case "%l":
hr = parseInt(a[i], 10);
break;
case "%P":
case "%p":
if (/pm/i.test(a[i]) && hr < 12) {
hr += 12;
} else if (/am/i.test(a[i]) && hr >= 12) {
hr -= 12;
}
break;
case "%M":
min = parseInt(a[i], 10);
case "%S":
sec = parseInt(a[i], 10);
break;
}
}
// if (!a[i]) {
// continue;
// }
if (isNaN(y)) {
y = today.getFullYear();
}
if (isNaN(m)) {
m = today.getMonth();
}
if (isNaN(d)) {
d = today.getDate();
}
if (isNaN(hr)) {
hr = today.getHours();
}
if (isNaN(min)) {
min = today.getMinutes();
}
if (isNaN(sec)) {
sec = today.getSeconds();
}
if (y != 0) {
return Date.getDate(y, m, d, hr, min, sec);
}
y = 0;
m = -1;
d = 0;
for (i = 0; i < a.length; ++i) {
if (a[i].search(/[a-zA-Z]+/) != -1) {
var t = -1;
for (j = 0; j < 12; ++j) {
if (Date._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) {
t = j;
break;
}
}
if (t != -1) {
if (m != -1) {
d = m + 1;
}
m = t;
}
} else if (parseInt(a[i], 10) <= 12 && m == -1) {
m = a[i] - 1;
} else if (parseInt(a[i], 10) > 31 && y == 0) {
y = parseInt(a[i], 10);
(y < 100) && (y += (y > 29) ? 1900 : 2000);
} else if (d == 0) {
d = a[i];
}
}
if (y == 0) {
y = today.getFullYear();
}
if (m != -1 && d != 0) {
return Date.getDate(y, m, d, hr, min, sec);
}
return today;
};
Date.getDate = function () {
var length = arguments.length;
var args = arguments;
var dt;
switch (length) {
// new Date()
case 0:
dt = new Date();
break;
// new Date(long)
case 1:
dt = new Date(args[0]);
break;
// new Date(year, month)
case 2:
dt = new Date(args[0], args[1]);
break;
// new Date(year, month, day)
case 3:
dt = new Date(args[0], args[1], args[2]);
break;
// new Date(year, month, day, hour)
case 4:
dt = new Date(args[0], args[1], args[2], args[3]);
break;
// new Date(year, month, day, hour, minute)
case 5:
dt = new Date(args[0], args[1], args[2], args[3], args[4]);
break;
// new Date(year, month, day, hour, minute, second)
case 6:
dt = new Date(args[0], args[1], args[2], args[3], args[4], args[5]);
break;
// new Date(year, month, day, hour, minute, second, millisecond)
case 7:
dt = new Date(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
break;
default:
dt = new Date();
break;
}
if(BI.isNotNull(Date.timeZone) && (arguments.length === 0 || (arguments.length === 1 && BI.isNumber(arguments[0])))) {
var localTime = dt.getTime();
var localOffset = dt.getTimezoneOffset() * 60000; // 获得当地时间偏移的毫秒数
var utc = localTime + localOffset; // utc即GMT时间标准时区
return new Date(utc + Date.timeZone);// + Pool.timeZone.offset);
}
return dt;
};
Date.getTime = function () {
var length = arguments.length;
var args = arguments;
var dt;
switch (length) {
// new Date()
case 0:
dt = new Date();
break;
// new Date(long)
case 1:
dt = new Date(args[0]);
break;
// new Date(year, month)
case 2:
dt = new Date(args[0], args[1]);
break;
// new Date(year, month, day)
case 3:
dt = new Date(args[0], args[1], args[2]);
break;
// new Date(year, month, day, hour)
case 4:
dt = new Date(args[0], args[1], args[2], args[3]);
break;
// new Date(year, month, day, hour, minute)
case 5:
dt = new Date(args[0], args[1], args[2], args[3], args[4]);
break;
// new Date(year, month, day, hour, minute, second)
case 6:
dt = new Date(args[0], args[1], args[2], args[3], args[4], args[5]);
break;
// new Date(year, month, day, hour, minute, second, millisecond)
case 7:
dt = new Date(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
break;
default:
dt = new Date();
break;
}
if(BI.isNotNull(Date.timeZone)) {
return dt.getTime() - Date.timeZone - dt.getTimezoneOffset() * 60000;
}
return dt.getTime();
};
Function.prototype.before = function (func) {
var __self = this;
return function () {
if (func.apply(this, arguments) === false) {
return false;
}
return __self.apply(this, arguments);
};
};
Function.prototype.after = function (func) {
var __self = this;
return function () {
var ret = __self.apply(this, arguments);
if (ret === false) {
return false;
}
func.apply(this, arguments);
return ret;
};
};/**
* 基本函数 * 基本函数
* Create By GUY 2014\11\17 * Create By GUY 2014\11\17
* *

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